大约有 30,000 项符合查询结果（耗时：0.0864秒） [XML]
What is the correct way to represent null XML elements?
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It's actually xmlns:xsi="http://w3.org/2001/XMLSchema-instance". Note the missing http://. It's important because the namespace string is actually just a string to the xml parser and not an uri.
– Burak Arslan
J...
Custom Drawable for ProgressBar/ProgressDialog
...eclares the colors of the different states:
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:id="@android:id/background">
<shape>
<gradient
android:startColor="#000001"
android...
HTML / CSS How to add image icon to input type=“button”?
...inset center;
cursor: pointer;
}
input.button-add {
.icon-button("http://placehold.it/16x16", @background-color: #ff9900);
}
The above compiles into
input.button-add {
height: 32px;
padding-left: 36px;
padding-right: 10px;
border: 1px solid #000000;
background: #ff9900 url("h...
Is there an equivalent to background-size: cover and contain for image elements?
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width: 100vw;
height: 100vh;
object-fit: cover;
}
<img src="http://lorempixel.com/1500/1000" />
See MDN - regarding object-fit: cover:
The replaced content is sized to maintain its aspect ratio while
filling the element’s entire content box. If the object's aspect ra...
How to force Chrome browser to reload .css file while debugging in Visual Studio?
...lf. That will not save supporting file of page in browser/cache.
<meta http-equiv="cache-control" content="max-age=0" />
<meta http-equiv="cache-control" content="no-cache" />
<meta http-equiv="expires" content="0" />
<meta http-equiv="expires" content="Tue, 01 Jan 1990 12:00:0...
Can you center a Button in RelativeLayout?
..."
Exactly like this, it works for me:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="#ff0000">
<Button
andro...
Wireshark localhost traffic capture [closed]
...tructions on Win 7 and while I did see some netbios queries, I did not see HTTP traffic on localhost.
– Carlos Rendon
Jul 30 '14 at 23:19
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What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
...ood article that talks about the needs that non relational databases fill: http://www.readwriteweb.com/enterprise/2009/02/is-the-relational-database-doomed.php
It does a good job at pointing out (aside from the name) that relational databases arent flawed or wrong, its just that these days people a...
How to secure RESTful web services?
...rtificates. Know how servers present an SSL Cert when you contact them on https? Well servers can request a cert from a client so they know the client is who they say they are. Clients generate certs and give them to you over a secure channel (like coming into your office with a USB key - prefera...
How do I migrate an SVN repository with history to a new Git repository?
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Magic:
$ git svn clone http://svn/repo/here/trunk
Git and SVN operate very differently. You need to learn Git, and if you want to track changes from SVN upstream, you need to learn git-svn. The git-svn main page has a good examples section:
$ ...